Home / 4,103.00-6,149.30-2,621.65

Finding the Fourth Proportional to 4,103.00, 6,149.30 and 2,621.65

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Solution

The fourth proportional to 4,103.00, 6,149.30 and 2,621.65 is: 3,929.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103.00 : 6,149.30 = 2,621.65 : x
  2. Step 2: Convert to fraction form
    4,103.00/6,149.30 = 2,621.65/x
  3. Step 3: Cross multiply
    4,103.00x = 6,149.30 × 2,621.65
  4. Step 4: Simplify right side
    4,103.00x = 16,121,308.23
  5. Step 5: Solve for x
    x = 16,121,308.23/4,103.00
  6. Step 6: Final answer
    x = 3,929.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.